Evaluate Using Scientific Notation (4.2910^15)(1.51*10^-4)

$(4.29 \cdot 10^{15}) \cdot (1.51 \cdot 10^{- 4})$

Group coefficients together and exponents together to multiply numbers in scientific notation.

$(4.29 \cdot 1.51) (10^{15} \cdot 10^{- 4})$

Multiply $4.29$ by $1.51$ .

$6.4779 (10^{15} \cdot 10^{- 4})$

Multiply $10^{15}$ by $10^{- 4}$ by adding the exponents.

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$6.4779 \cdot 10^{15 - 4}$

Subtract $4$ from $15$ .

$6.4779 \cdot 10^{11}$

Evaluate Using Scientific Notation (4.29*10^15)*(1.51*10^-4)